November 2017
Intermediate to advanced
670 pages
17h 35m
English
Content preview from Learning Functional Programming in Go
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Examining the trace log
Similar to the failed attempts we saw earlier, none of the three requests were performed in under a second. Thus, they failed.
However, the next request will take only 0.495 seconds and it will immediately succeed:
DEBUG : 2017/05/17 13:47:30 requester.go:114: makeRequest:client: 13:47:30 GET http://web03:3000DEBUG : 2017/05/17 13:47:30 metrics.go:66: - randInt: 1445DEBUG : 2017/05/17 13:47:31 decorator.go:107: backing off...client: 13:47:31 GET http://web01:3000DEBUG : 2017/05/17 13:47:31 metrics.go:66: - randInt: 3237DEBUG : 2017/05/17 13:47:32 decorator.go:107: backing off...client: 13:47:33 GET http://web02:3000DEBUG : 2017/05/17 13:47:33 metrics.go:66: - randInt: 4106DEBUG : 2017/05/17 13:47:34 decorator.go:107: ...